.div1 {
  height: 100px;
  width: 100px;
  background-color: red;
}

.div2 {
  height: 200px;
  width: 200px;
  background-color: orange;
}

.nav {
  background-color: rebeccapurple;
}

.nav > .wrapper {
  background-color: red;
  width: 200px;
  height: 200px;
}

.nav > .wrapper > .left {
  float: left;
}

.nav > .wrapper > .right {
  float: right;
}
